{ "id": "CVE-2020-26575", "sourceIdentifier": "cve@mitre.org", "published": "2020-10-06T15:15:15.553", "lastModified": "2024-11-21T05:20:06.840", "vulnStatus": "Modified", "cveTags": [], "descriptions": [ { "lang": "en", "value": "In Wireshark through 3.2.7, the Facebook Zero Protocol (aka FBZERO) dissector could enter an infinite loop. This was addressed in epan/dissectors/packet-fbzero.c by correcting the implementation of offset advancement." }, { "lang": "es", "value": "En Wireshark versiones hasta 3.2.7, el Facebook Zero Protocol (tambi\u00e9n se conoce como FBZERO), podr\u00eda entrar en un bucle infinito. Esto fue abordado en el archivo epan/dissectors/packet-fbzero.c corrigiendo la implementaci\u00f3n del avance de compensaci\u00f3n" } ], "metrics": { "cvssMetricV31": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "baseScore": 7.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH" }, "exploitabilityScore": 3.9, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "baseScore": 5.0, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "PARTIAL" }, "baseSeverity": "MEDIUM", "exploitabilityScore": 10.0, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-835" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*", "versionEndIncluding": "3.2.7", "matchCriteriaId": "E1F39650-692D-4C46-B8EE-562776D6FA83" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*", "matchCriteriaId": "36D96259-24BD-44E2-96D9-78CE1D41F956" }, { "vulnerable": true, "criteria": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*", "matchCriteriaId": "E460AA51-FCDA-46B9-AE97-E6676AA5E194" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252" } ] } ] }, { "operator": "AND", "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:oracle:zfs_storage_appliance_firmware:8.8:*:*:*:*:*:*:*", "matchCriteriaId": "9DFA9ECF-AA1E-440C-A445-F2A21C94FCEA" } ] }, { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": false, "criteria": "cpe:2.3:h:oracle:zfs_storage_appliance:-:*:*:*:*:*:*:*", "matchCriteriaId": "79699341-FB18-4271-AA97-DAE164587E08" } ] } ] } ], "references": [ { "url": "https://gitlab.com/wireshark/wireshark/-/commit/3ff940652962c099b73ae3233322b8697b0d10ab", "source": "cve@mitre.org", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://gitlab.com/wireshark/wireshark/-/issues/16887", "source": "cve@mitre.org", "tags": [ "Broken Link" ] }, { "url": "https://gitlab.com/wireshark/wireshark/-/merge_requests/467", "source": "cve@mitre.org", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://gitlab.com/wireshark/wireshark/-/merge_requests/471", "source": "cve@mitre.org", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://gitlab.com/wireshark/wireshark/-/merge_requests/472", "source": "cve@mitre.org", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://gitlab.com/wireshark/wireshark/-/merge_requests/473", "source": "cve@mitre.org", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html", "source": "cve@mitre.org", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UHZSVK7PO2LTGFQXFHFXY6SOMSQ7UPRS/", "source": "cve@mitre.org" }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V2667E6WKVE56G66BVBVD7LJPIDOJ7K3/", "source": "cve@mitre.org" }, { "url": "https://security.gentoo.org/glsa/202011-08", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://www.oracle.com/security-alerts/cpujan2021.html", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://www.wireshark.org/security/wnpa-sec-2020-14.html", "source": "cve@mitre.org", "tags": [ "Vendor Advisory" ] }, { "url": "https://gitlab.com/wireshark/wireshark/-/commit/3ff940652962c099b73ae3233322b8697b0d10ab", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://gitlab.com/wireshark/wireshark/-/issues/16887", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Broken Link" ] }, { "url": "https://gitlab.com/wireshark/wireshark/-/merge_requests/467", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://gitlab.com/wireshark/wireshark/-/merge_requests/471", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://gitlab.com/wireshark/wireshark/-/merge_requests/472", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://gitlab.com/wireshark/wireshark/-/merge_requests/473", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Patch", "Third Party Advisory" ] }, { "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Mailing List", "Third Party Advisory" ] }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UHZSVK7PO2LTGFQXFHFXY6SOMSQ7UPRS/", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V2667E6WKVE56G66BVBVD7LJPIDOJ7K3/", "source": "af854a3a-2127-422b-91ae-364da2661108" }, { "url": "https://security.gentoo.org/glsa/202011-08", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] }, { "url": "https://www.oracle.com/security-alerts/cpujan2021.html", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Third Party Advisory" ] }, { "url": "https://www.wireshark.org/security/wnpa-sec-2020-14.html", "source": "af854a3a-2127-422b-91ae-364da2661108", "tags": [ "Vendor Advisory" ] } ] }